<template>
  <div class="container">
    <div class="login-box">
      <div class="login-img">
        <img src="../assets/logo.png" alt="" />
      </div>
      <div class="login-form">
        <el-form :model="loginForm" :rules="loginFormRules" ref="loginFormRef">
          <el-form-item prop="username">
            <el-input
              v-model="loginForm.username"
              prefix-icon="iconfont icon-user "
            ></el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input
              type="password"
              v-model="loginForm.password"
              prefix-icon="iconfont icon-3702mima"
            ></el-input>
          </el-form-item>
          <el-form-item prop="password" class="bnts">
            <el-button type="primary" @click="login">登录</el-button>
            <el-button type="info" @click="setForm">重置</el-button>
          </el-form-item>
        </el-form>
      </div>
    </div>
  </div>
</template>
<script>
export default {
  data () {
    return {
      loginForm: {
        username: 'admin',
        password: '123456'
      },
      loginFormRules: {
        username: [
          { required: true, message: '请输入用户名称', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  created () {

  },
  methods: {
    login () {
      this.$refs.loginFormRef.validate(async valid => {
        if (!valid) return
        const { data: res } = await this.$http.post('login', this.loginForm)
        console.log(res)
        if (res.meta.status !== 200) return this.$message.error('登录失败')
        this.$message.success('登录成功')
        window.sessionStorage.setItem('token', res.data.token)
        this.$router.push('/home')
      })
    },
    setForm () {
      this.$refs.loginFormRef.resetFields()
    }
  }
}
</script>
<style scoped lang='less'>
.container {
  background-color: #2b4b6b;
  height: 100%;
}
.login-box {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 5px;
  .login-img {
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 130px;
    height: 130px;
    padding: 10px;
    background-color: #fff;
    border-radius: 50%;
    border: 1px solid #eee;
    box-shadow: 0 0 10px #eee;
    img {
      width: 100%;
      background-color: #eee;
      border-radius: 50%;
    }
  }
  .login-form {
    position: absolute;
    width: 100%;
    bottom: 0;
    padding: 0 20px;
    box-sizing: border-box;
  }
}
.bnts {
  display: flex;
  justify-content: flex-end;
}
</style>
